body {
    background: black;
    color: white;
    font-size: 14px;
}

#text {
    width: 450px;
    border: none;
    font-size: 16px;
}

button {
    width: 100px;
    border: none;
    margin-right: 10px;
}

#send {
    background: #2196f3;
}

.msg {
    margin: 8px 8px 8px 0;
}

.txt {
    background: #434342;
    font-size: 16px;
    padding: 0 10px 0 10px;
    color: gray;
}

.sys {
    color: #2196F3;
    border: 1px solid white;
    text-align: center;
}

/*通知框样式*/
.notify {
    min-width: 300px;
    min-height: 150px;
    z-index: 999;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: #2196F3;
    color: white;
    padding: 0 20px 20px 20px;
    border-radius: 20px;
}
